Silicone High Pressure Nipple Block Off Caps

These high-quality 3/4" automotive silicone nipple caps are designed for plugging off unused nipples and are fast and convenient to use.
Mfg Part #
ECS Part #
Availability: Ships by Feb 2, 2022
Does this fit my vehicle?

Product Details


  • 3/4" Inside Diameter (ID)
  • Good to Over 600 Degrees Fahrenheit
  • Designed to Handle Boost & Pressure
  • Compatible with Oil & Coolant
  • 3mm Wall Thickness
  • Available in Black Only
Cross Reference
  • 034801Z004

This Part Fits the Following Vehicles

Make Model Submodel Engine
Audi All All All
BMW All All All
Mercedes Benz All All All
MINI All All All
Porsche All All All
Volkswagen All All All
*The above product applications have been written by ECS Tuning. All warranties, product application, fitment, and performance are the responsibility of ECS Tuning. For additional information see the terms of use.


ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings